CVE-2020-5901

In NGINX Controller 3.3.0-3.4.0, undisclosed API endpoints may allow for a reflected Cross Site Scripting (XSS) attack

published July 1, 2020

CVSS
—
EPSS
1%
Percentile
73.5
In the wild
Unconfirmed
What it is

⚠️ A hidden API endpoint in NGINX Controller could be the backdoor for a reflected XSS attack! If an admin user gets ensnared, it could lead to total system compromise! Think of it as a restaurant where a sneaky waiter gives an unsuspecting diner a poisoned dish—one wrong order can take down the whole meal! 🍽️ An admin user unwittingly executing malicious scripts could unleash chaos, allowing attackers to seize control of sensitive data or even the entire system! That's a recipe for disaster!

Put simply

Think of it as a restaurant where a sneaky waiter gives an unsuspecting diner a poisoned dish—one wrong order can take down the whole meal! 🍽️ The vulnerability in NGINX Controller versions 3.3.0-3.4.0 could allow reflected XSS attacks through undisclosed API endpoints, treating malicious scripts like surprise ingredients that are executed without any checks.

What to do

An admin user unwittingly executing malicious scripts could unleash chaos, allowing attackers to seize control of sensitive data or even the entire system! That's a recipe for disaster! To protect your setup, upgrade NGINX Controller to a secure version as soon as possible. Proactively audit your API endpoints and implement content security policies to block potentially harmful scripts. 🛡️ You've got this! With a little diligence, you'll beat this vulnerability and keep your system safe! 🔒

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.01466 · 73.5th percentile
Published
2020-07-01T14:03Z
EPSS history
Timeline
  • 01 JUL 14:03Z
    In NGINX Controller 3.3.0-3.4.0, undisclosed API endpoints may allow for a reflected Cross Site Scripting (XSS) attack
    cvelistv5